package veterinarias.servlet.paciente;

import java.io.IOException;
import java.util.Collection;

import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.junit.Assert;

import veterinaria.excepcion.DAOExcepcion;
import veterinaria.modelo.Paciente;
import veterinaria.negocio.GestionPaciente;

/**
 * Servlet implementation class ListarPaciente
 */
@WebServlet("/ListarPaciente")
public class ListarPaciente extends HttpServlet {
	private static final long serialVersionUID = 1L;
       
    /**
     * @see HttpServlet#HttpServlet()
     */
    public ListarPaciente() {
        super();
        // TODO Auto-generated constructor stub
    }

	/**
	 * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
	 */
	protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		doPost(request,response);
	}

	/**
	 * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
	 */
	protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {


		GestionPaciente Paciente = new GestionPaciente();

		try {
			Collection<Paciente> listado = Paciente.listar("");

			System.out.println("Total de registros: "+ listado.size());
			request.setAttribute("listaPacientes", listado);

			RequestDispatcher rd = request.getRequestDispatcher("buscarPaciente.jsp");
			rd.forward(request, response);		
			
		} catch (DAOExcepcion e) {
			System.out.println(e.getMessage());
			RequestDispatcher rd = request.getRequestDispatcher("error.jsp");
			rd.forward(request, response);
		}
		
	}

}
